radar的意思

基本释义

• n 雷达，无线电探测器

  a piece of equipment that uses radio waves to find the position of things and watch their movement

例句

1. The coastline can now be monitored by radar.

   现在能用雷达监测海岸线了。

2. We could see the plane quite clearly on the radar screen.

   我们在雷达屏幕上可清晰地看到飞机。

短语

• radar cross section 雷达截面，雷达目标有效截面
• phased array radar 相控阵雷达
• weather radar 天气雷达
• radar echo 雷达回波
• doppler radar 多普勒雷达